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ICD-10 CM Code T50.9

T50 Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances

T50.9 Poisoning by, adverse effect of and underdosing of other and unspecified drugs, medicaments and biological substances

T50.90 Poisoning by, adverse effect of and underdosing of unspecified drugs, medicaments and biological substances
T50.99 Poisoning by, adverse effect of and underdosing of other drugs, medicaments and biological substances

7th Character

The appropriate 7th character is to be added to each code from category T50

A - initial encounter
D - subsequent encounter
S - sequela

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